1. Bryant, M. P., Small, N., Bouma, C. andRobinson, I. M. 1958. Characteristics of ruminal anaerobic cellulolytic cocci andCillobacterium cellulosolvens n. sp. - J. Bacteriol.76: 529–537.
2. Bergey's Manual of determinative bacteriology, 7th ed., 1957. Ed. by R. S. Breed, E. G. D. Murray and N. R. Smith. - Williams & Wilkins Co., Baltimore.
3. Cato, E. P., Cummins, C. S., Holdeman, L. V., Johnson, J. L., Moore, W. E. C., Smibert, R. M. andSmith, L. D. S. 1970. Outline of clinical methods in anaerobic bacteriology. - V.P.I. Anaerobe Laboratory, Virginia Polytechnic Institute and State University, Blackburg Virginia.
4. van Gylswyk, N. O. andHoffman, J. P. L. 1970. Characteristics of cellulolytic cillobacteria from the rumens of sheep fed teff (Eragrostis tef) hay diets. - J. Gen. Microbiol.60: 381–386.
5. Hungate, R. E. 1950. The anaerobic mesophilic cellulolytic bacteria. - Bacteriol. Rev.14: 1–49.